The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 20, 1979

Filed:

Apr. 29, 1977
Applicant:
Inventors:

Naobumi Oi, Kyoto, JP;

Hiroshi Takeda, Takatsuki, JP;

Hiroo Shimada, Takatsuki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
55 67 ; 55386 ;
Abstract

An optically active s-triazine derivative having at least two asymmetric carbon atoms of the general formula: ##STR1## wherein n is 2 to 3; and X and Y are the same or different and are each a member selected from the group consisting of the groups: ##STR2## WHEREIN M IS 1 TO 3; AND R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5 and R.sub.6 are the same or different and are each an alkyl having 1 to 12 carbon atoms, a cycloalkyl having 5 to 6 carbon atoms, phenyl or benzyl, and a gas chromatographic method for the resolution and analysis of the mixture of enantiomers having an --NH-- group linked to an asymmetric carbon atom, comprising using said derivative as an optically active stationary phase for the gas chromatography.


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